Dell G15 5520-4132 Service Manual page 14

Steps
1. Connect the battery cable to the system board, if the battery cable had been previously disconnected.
2. Align the screw holes on the base cover with the screw holes on the palm-rest and keyboard assembly, and then snap the
base cover into place.
3. Replace the four screws (M2x6) that secure the base cover to the palm-rest and keyboard assembly.
4. Tighten the four captive screws that secure the base cover to the palm-rest and keyboard assembly.
14 Removing and installing components